If it dries out, it’ll burn when you wipe your iron on it. Buying the right kind of solder is just as important. It comes in various thicknesses, metal alloys, and core types. I won’t get very ...

After this prep, [Ted] uses a hot soldering iron and a blob of solder, heating it until it sticks. A fair bit of heat is usually needed, because aluminum is a great heat conductor and tends to be ...